Results 11 to 20 of about 48,988 (274)

Variation in the Biomolecular Interactions of Nickel(Ii) Hydrazone Complexes Upon Tuning the Hydrazide Fragment [PDF]

open access: yes, 2012
Three new bivalent nickel hydrazone complexes have been synthesised from the reactions of [NiCl2(PPh3)(2)] with H2L {L = dianion of the hydrazones derived from the condensation of o-hydroxynaphthaldehyde with furoic acid hydrazide (H2L1) (1)/thiophene-2 ...
Bhuvanesh, Nattamai S. P.   +5 more
core   +1 more source

Microwave assisted synthesis and antimicrobial activity of 2-quinoxalinone-3-hydrazone derivatives [PDF]

open access: yes, 2010
A simple and efficient method has been developed for the synthesis of various 2-quinoxalinone-3-hydrazone derivatives using microwave irradiation technique. The series of 2-quinoxalinone-3-hydrazone derivatives synthesized, were structurally confirmed by
Ajani, Olayinka O.
core   +1 more source

Asymmetric synthesis of 2-substituted oxetan-3-ones via metalated SAMP/RAMP hydrazones [PDF]

open access: yes, 2013
2-Substituted oxetan-3-ones can be prepared in good yields and enantioselectivities (up to 84% ee) by the metalation of the SAMP/RAMP hydrazones of oxetan-3-one, followed by reaction with a range of electrophiles that include alkyl, allyl, and benzyl ...
Beasley, Benjamin   +3 more
core   +1 more source

Hydrazones as Singular Reagents in Asymmetric Organocatalysis [PDF]

open access: yes, 2016
This Minireview summarizes strategies and developments regarding the use of hydrazones as reagents in asymmetric organocatalysis, their distinct roles in nucleophile–electrophile, cycloaddition, and cyclization reactions.
Fernández Fernández, Rosario Fátima   +4 more
core   +1 more source

Coupled Extraction/Re-Extraction Method for the Chemical Speciation of Nickel in NaturalWaters [PDF]

open access: yes, 2020
Chemical fractionation and speciation of metals species in natural waters and its relation with bioavailability have received increased attention in recent years.
Mendiguchía Martínez, Carolina   +2 more
core   +2 more sources

Molecular Networks in Dynamic Multilevel Systems [PDF]

open access: yes, 2018
Dynamic multilevel systems can be assembled from molecular building blocks through two or more reversible reactions that form covalent bonds. Molecular networks of dynamic multilevel systems can exhibit different connectivities between nodes.
Cabezudo, Ignacio   +4 more
core   +1 more source

Fine tuning Exo2, a small molecule inhibitor of secretion and retrograde trafficking pathways in mammalian cells [PDF]

open access: yes, 2010
The small molecule 4-hydroxy-3-methoxybenzaldehyde (5,6,7,8-tetrahydro[1]benzothieno[2,3- d]pyrimidin-4-yl)hydrazone (Exo2) stimulates morphological changes at the mammalian Golgi and trans-Golgi network that are virtually indistinguishable from those ...
Barr   +67 more
core   +1 more source

7-Azabicyclo[2.2.1]heptane N-Imide as an Intermediate in the Thermal Decomposition of N-Amino-7-Azabicyclo[2.2.1]heptane and the Corresponding Benzenesulphonamide [PDF]

open access: yes, 1976
An intermediate in the thermal decomposition of N-amino-7-azabicyclo[2.2.1]heptane and the corresponding benzenesulphonamide derivative, whose structure is consistent with the formulation 7-azabicyclo[2.2.1]heptane N-imide, affords on thermal ...
Dervan, Peter B., Uyehara, Tadao
core   +1 more source

[N′-(5-Bromo-2-oxidobenzylidene-κO)-2-chlorobenzohydrazidato-κ2N′,O](methanol-κO)(methanolato-κO)oxidovanadium(V)

open access: yesActa Crystallographica Section E, 2011
The VV atom in the title complex, [V(C14H8BrClN2O2)(CH3O)O(CH3OH)], is six-coordinated by one phenolate O, one imine N and one enolic O atom of the hydrazone ligand, one oxide O atom, one methanol O atom and one methoxide O atom in a distorted octahedral
Fu-Ming Wang
doaj   +1 more source

6-Bromo-2'-(2-chlorobenzylidene)nicotinohydrazide and 6-Bromo-2'-(3-bromo-5-chloro-2-hydroxybenzylidene)nicotinohydrazide Methanol Solvate: Synthesis, Characterization, Crystal Structures and Antimicrobial Activities

open access: yesActa Chimica Slovenica, 2021
Two newly synthesized nicotinohydrazones, 6-bromo-2'-(2-chlorobenzylidene)nicotinohydrazide (1) and 6-bromo-2'-(3-bromo-5-chloro-2-hydroxybenzylidene)nicotinohydrazide methanol solvate (2), have been obtained and structurally characterized by ...
Hai-Yun Zhu
doaj   +1 more source

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